CN102630111A - 多串发光二极管电流控制系统和方法 - Google Patents
多串发光二极管电流控制系统和方法 Download PDFInfo
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- CN102630111A CN102630111A CN2011104515183A CN201110451518A CN102630111A CN 102630111 A CN102630111 A CN 102630111A CN 2011104515183 A CN2011104515183 A CN 2011104515183A CN 201110451518 A CN201110451518 A CN 201110451518A CN 102630111 A CN102630111 A CN 102630111A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
- H05B45/44—Details of LED load circuits with an active control inside an LED matrix
- H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/18—Controlling the intensity of the light using temperature feedback
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/357—Driver circuits specially adapted for retrofit LED light sources
- H05B45/3574—Emulating the electrical or functional characteristics of incandescent lamps
- H05B45/3577—Emulating the dimming characteristics, brightness or colour temperature of incandescent lamps
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
- H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
- H05B45/385—Switched mode power supply [SMPS] using flyback topology
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
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Priority Applications (1)
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CN201510337295.6A CN104994625B (zh) | 2011-02-07 | 2011-12-29 | 多串发光二极管电流控制系统和方法 |
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US201161440369P | 2011-02-07 | 2011-02-07 | |
US61/440,369 | 2011-02-07 | ||
US201161442672P | 2011-02-14 | 2011-02-14 | |
US61/442,672 | 2011-02-14 |
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CN201510337295.6A Division CN104994625B (zh) | 2011-02-07 | 2011-12-29 | 多串发光二极管电流控制系统和方法 |
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CN102630111A true CN102630111A (zh) | 2012-08-08 |
CN102630111B CN102630111B (zh) | 2015-07-08 |
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CN201510337295.6A Active CN104994625B (zh) | 2011-02-07 | 2011-12-29 | 多串发光二极管电流控制系统和方法 |
CN201110451518.3A Active CN102630111B (zh) | 2011-02-07 | 2011-12-29 | 多串发光二极管电流控制系统和方法 |
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US (2) | US8638045B2 (zh) |
CN (2) | CN104994625B (zh) |
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CN103152934A (zh) * | 2013-02-23 | 2013-06-12 | 杭州乐图光电科技有限公司 | 一种可调光可调色温的led驱动电路 |
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CN105407610A (zh) * | 2015-12-09 | 2016-03-16 | 深圳天珑无线科技有限公司 | 一种控制双闪光灯的方法及装置 |
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CN105792408A (zh) * | 2015-01-09 | 2016-07-20 | 松下知识产权经营株式会社 | 照明系统以及照明器具 |
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CN107945744A (zh) * | 2017-11-15 | 2018-04-20 | 维沃移动通信有限公司 | 显示屏饱和度调整方法、移动终端及计算机可读存储介质 |
CN110351925A (zh) * | 2019-06-28 | 2019-10-18 | 林再福 | 具有高效率的各种颜色led灯共享驱动器 |
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Also Published As
Publication number | Publication date |
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CN102630111B (zh) | 2015-07-08 |
US20150123550A1 (en) | 2015-05-07 |
US8638045B2 (en) | 2014-01-28 |
US20120200229A1 (en) | 2012-08-09 |
CN104994625B (zh) | 2018-12-18 |
CN104994625A (zh) | 2015-10-21 |
US9167644B2 (en) | 2015-10-20 |
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